CN102296904B - Tooth strap, single shaft and guide rod, and groove-shaped cam combined spatial mechanism of sliding plug door - Google Patents

Tooth strap, single shaft and guide rod, and groove-shaped cam combined spatial mechanism of sliding plug door Download PDF

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Publication number
CN102296904B
CN102296904B CN201110248448.1A CN201110248448A CN102296904B CN 102296904 B CN102296904 B CN 102296904B CN 201110248448 A CN201110248448 A CN 201110248448A CN 102296904 B CN102296904 B CN 102296904B
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door
guide rod
grooved cam
cingulum
door leaf
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CN102296904A (en
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杨小兰
刘极峰
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Nanjing Institute of Technology
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Nanjing Institute of Technology
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Abstract

The invention relates to a tooth strap, single shaft and guide rod, and groove-shaped cam combined spatial mechanism of a sliding plug door, which relates to an open and close mechanism of sliding plug hermetization of the sliding plug door of a vehicle, in particular to the tooth strap, single shaft and guide rod, and groove-shaped cam combined spatial mechanism of the sliding plug door of a high-speed railway vehicle and other railway vehicles. The tooth strap, single shaft and guide rod, and groove-shaped cam combined spatial mechanism comprises a door frame, a motor, a driving tooth gear, a tooth strap, a load-bearing shaft, a strap clamp, a tensioning device, a bearing seat, a driven tooth gear, a load-bearing shaft sleeve, a connecting rod, a guide rod sleeve, a door carrying guide rod, a roller, a roller shaft, a groove-shaped cam and a door leaf; a tooth strap mechanism comprises the driving tooth gear, the tooth strap, the strap clamp, the tensioning device, the bearing seat and the driven tooth gear, and the strap clamp is fixedly connected with the load-bearing shaft sleeve, the connecting rod and the guide rod sleeve into a whole so as to form a single shaft and guide rod mechanism with the load-bearing shaft, the door carrying guide rod, the door frame and the like; and a groove-shaped cam mechanism comprises the load-bearing shaft, the load-bearing shaft sleeve, the guide rod sleeve, the roller, the roller shaft, the door carrying guide rod, the groove-shaped cam and the door leaf, and the three mechanisms are connected with one another to form the tooth strap, single shaft and guide rod, and groove-shaped cam combined spatial mechanism.

Description

A kind of stopping sliding door toothed belt, single-shaft guide rod grooved cam set is closed space mechanism
Technical field
A kind of stopping sliding door toothed belt, single-shaft of the present invention guide rod grooved cam set closes that space mechanism relates to is that a kind of plug of vehicle sliding plug door draws sealing mechanism for opening/closing, and particularly a kind of high ferro or other rail vehicle stopping sliding door toothed belt, single-shaft guide rod grooved cam set are closed space mechanism.
Background technology
Rail vehicle automatic door mainly contains stopping sliding door, outside hanging door and the large series gate system of hidden door three both at home and abroad at present, and its kind of drive mainly contains two kinds of worm drive, cingulum (being synchronous cog belt) transmissions.
Sliding plug door system Chang Weidan fan or biparting door leaf, to realize on the one hand that two fans are split and the door leaf closing is opened and closed to moving movement when biparting, outwards to realize on the one hand while splitting or when closing inside door leaf plug roping moving, to guarantee to close, have behind the door good sealing effectiveness.Worm drive refer to that left and right two fans of door system are connected with screw rod by nut assembly respectively, screw rod is left-handed and dextrorotation symmetrical structure, by the driving of driving element, screw rod is rotated, drive the nut assembly of two fan door leafs to do rightabout motion simultaneously, reach the state that two fan door leafs are synchronized with the movement; Cingulum (being synchronous cog belt) transmission refers to that the left and right two fan door leafs of door system are connected with cingulum both sides by cingulum clamping plate respectively, there is cingulum wheel carrier at cingulum two ends, by cingulum, form a closed loop, by the driving of driving element, cingulum is rotated around toothed belt wheel, drive two fan door leafs to do rightabout motion simultaneously, reach the state that two fan door leafs are synchronized with the movement.During for single fan, also to realize above-mentioned plug and draw sealing to open and close motion, only realize singly opening and single closing of a fan.
From Sai La-keying function, domestic and international existing stopping sliding door is divided into three types substantially:
1) the A type stopping sliding door of domestic A company, realize in the x-direction door to Push And Release, realize in the y-direction that plug roping is moving reaches sealing, but the loaded axle of motion is unfixing in the x-direction, and it moves simultaneously in the y-direction, so loaded axle stability is slightly poor, physical dimension is large, and the space taking is large;
2) the Type B stopping sliding door of external B company, realize in the x-direction door to Push And Release, the loaded axle that x direction moves is fixed, good rigidly, and plug roping is moving is to adopt the rocking bar around the rotation of x axle to swing, drive double rocker mechanism to realize the Sai La of door, its rigidity is better, but physical dimension is larger, and does to fill in while drawing, door leaf has a upper and lower oscillating quantity, the dynamic stability in the time of can affecting door leaf high-speed switch;
3) the C type stopping sliding door of external C company, realize equally in the x-direction door to Push And Release, loaded axle is fixed, the plug that the moving four-bar mechanism that is employing is rotated around z axle of plug roping of door is realized door draws sealing, its rigidity is better, but does to fill in while drawing, and door leaf must be strengthened supporting along z direction of principal axis, make physical dimension larger, cost is higher.
From opening and closing the kind of drive, due to worm drive have motion accurately, be easy to the features such as balance, moment of torsion are large, therefore sliding plug door system adopts worm drive person more both at home and abroad at present, but it is high that the worm drive accuracy of manufacture requires, need larger driving just can complete predetermined action, therefore take up room large, weight is large, and easy to wear, lubricated, seal request is very high, the maintenance and repair frequency is high, makes manufacturing cost higher; Though Toothed Belts Gearing has Flexible Transmission, required precision is low, and required driving is little, is easy to maintenance and repair, the advantages such as low cost of manufacture, and band easily skids and the shortcoming such as extension, causes its application limited.
How overcoming prior art deficiency, make stopping sliding door design can realize the lightweight lightweight, size is little, can realize again the reliability of motion-sealing and the economy reducing costs, is the problem that people are paying close attention to always and studying.
Summary of the invention
The present invention seeks to for the deficiencies in the prior art part, provide kind of an a kind of stopping sliding door toothed belt, single-shaft guide rod grooved cam set to close space mechanism, to realize the object of reducing mechanism size and weight, reduction manufacturing cost, raising motion-sealing reliability.
Toothed Belts Gearing has been carried out larger improvement from material, configuration aspects in recent years, as neoprene cingulum adopts glass fiber tensile layer, neoprene band tooth, the band back of the body and nylon bag layer of cloth, polyurethane terylene tension cingulum etc., combine gear, chain and with the advantage of transmission, overcome the shortcomings such as extension, rapid wear, the supporting capacity of traditional Toothed Belts Gearing be not high, had that transmission is accurate, noise is little, supporting capacity is high, the life-span is long, reliability is high, a feature such as efficient energy-saving, pretightning force are little.
A kind of stopping sliding door toothed belt, single-shaft of the present invention guide rod grooved cam set is closed space mechanism and is taked following technical scheme to realize:
A kind of stopping sliding door toothed belt, single-shaft of the present invention guide rod grooved cam set is closed space mechanism and is comprised door frame, motor, driving gear, cingulum, loaded axle, strap clamp, tensioning apparatus, bearing support, driven gear, carrying axle sleeve, link rod, leader casing, takes a guide rod (abbreviation guide rod), roller, Roller Shaft, grooved cam and door leaf; Wherein driving gear, cingulum, strap clamp, tensioning apparatus, bearing support, driven gear form cingulum mechanism; Strap clamp is with carrying axle sleeve, link rod, leader casing is fixed is integrated, with loaded axle, take a guide rod, door frame etc. and form single shaft guide-bar mechanism; Loaded axle, carrying axle sleeve, leader casing again with roller, Roller Shaft, take a guide rod, grooved cam forms grooved cam mechanism with door leaf, described cingulum mechanism, single shaft guide-bar mechanism and grooved cam mechanism are coupled to each other formation stopping sliding door toothed belt, single-shaft guide rod grooved cam set and close space mechanism.
Above-mentioned is single door of the present invention mechanism, and wherein face is symmetrical to the right for all members of single shaft guide-bar mechanism and grooved cam mechanism, and by motor and bearing support, tensioning apparatus apart from elongation, can obtain double door mechanism; On the cingulum up and down of double door cingulum mechanism, 2 strap clamps are housed respectively, be symmetric, below left side band is clipped on, be called lower strap clamp, right side band and above being clipped on, be called strap clamp, when left-hand door page is during to left movement, right door leaf moves right, and splits, Guan Jisai is drawn to operation when can realize two fan door leafs.
Door frame and car body concrete mutually are that motor, tensioning apparatus, bearing support, loaded axle, grooved cam are all fixed on door frame for the frame of fixed plug sliding door transmission system; Cingulum mechanism left end, driving gear is loaded on motor shaft by key connecting, is meshed with cingulum, and cingulum is connected with strap clamp along directions X right side by bolt; Cingulum mechanism right-hand member, driven gear is loaded on bearing support axle by key connecting, and bearing support is connected with tensioning apparatus; Strap clamp lower end is connected by bolt and carrying axle sleeve again, and carrying axle sleeve and loaded axle form moving sets, can along X-axis, move thereon; Carrying axle sleeve lower end is by link rod and leader casing concrete mutually; Leader casing and guide rod form moving sets, and guide rod is equipped with Roller Shaft along Y-direction right side, and there is roller Roller Shaft upper end, and roller is loaded in grooved cam, can make rolling movement along grooved cam, and grooved cam can be made and add broken line or other curve shape as straight line.
The keying plug of stopping sliding door of the present invention draws seal-moving operating principle:
Motor obtains and electricly by driving gear, drives cingulum and upper strap clamp thereof to do reciprocating linear motion along directions X, drives driven gear to rotate simultaneously; Because strap clamp and carrying axle sleeve are solidified as a whole, and by link rod and carrying axle sleeve, leader casing concrete mutually, therefore make leader casing drive guide rod together along directions X moving linearly; Again owing to being connected with roller, Roller Shaft, door leaf on guide rod, therefore simultaneously by driving door leaf to move in the x-direction, realize the Push And Release of door leaf; Because guide rod and door leaf are passive movements, on it, roller is subject to the movement limit of grooved cam, therefore guide rod and door leaf can only move along grooved cam.
Grooved cam can be designed to the geometry that straight line adds broken line, and straight line portion is controlled the straight line Push And Release of door leaf, and broken line partly forces door leaf to walk one section of broken line, to realize the plug of door leaf, draws compound motion.While moving along the straight line portion of grooved cam, can drive the stopping sliding door track that takes the air line under the drive of roller at guide rod, realize the Push And Release of door leaf; When roller is gone to the broken line part of grooved cam, drive door leaf to walk one section of broken line, the plug of realizing door leaf draws compound motion.
Above-mentioned cingulum mechanism, single shaft guide-bar mechanism, grooved cam mechanism interconnect and motion conditions, can in YOZ plane, observe; Wherein strap clamp is solidified as a whole with carrying axle sleeve, mutually fixed with carrying axle sleeve, leader casing by link rod; Guide rod and door leaf can be along leader casing axial-movements with Roller Shaft, roller.
Adjusting screw(rod), locking nut, tensioning spring, dovetail moving plate, base, spring guide pillar are housed in the tensioning apparatus of cingulum mechanism, determine plate, panel etc.; Tensioning apparatus adopts dovetail guide connection, tensioned, double nut locking and regulative mode: bearing support lower end is the moving plate of dovetail, by panel, regulate the elasticity that coordinates with base dovetail groove, left side, bearing support lower end is consolidated with spring guide pillar, determine plate and be located at chassis left side, locking nut matches with adjusting screw(rod), adjusting screw(rod) right-hand member is spring guide pillar structure, between two spring guide pillars, be provided with tensioning spring, adjusting screw(rod) is realized pretension, locking after regulating by double nut, make cingulum degree of tightness moderate, normally use; In the course of work, due to the pretension effect of spring, produce one by the outside thrust of driven gear, realize the auto-tensioning of Toothed Belts Gearing.
Beneficial effect of the present invention: the plug for high ferro or other rail vehicle stopping sliding doors draws sealing and mechanism for opening/closing, requires door leaf to open and close rapidly, and plug draws sealing reliable.A kind of stopping sliding door toothed belt, single-shaft of the present invention guide rod grooved cam set is closed space mechanism, compares with above-mentioned domestic and international sliding plug door mechanism, has following characteristics:
1) loaded axle two ends are all fixed on door frame, compare with the whole situation that participates in motion of domestic A type sliding plug door bearing axle, and not only supporting capacity significantly improves, and bulk strength, rigidity significantly increase; Motion parts amount of parts, weight obviously decline, and structure is greatly simplified, and can realize the lightweight of sliding plug door mechanism and transmission system.
2) compare with external B, C type stopping sliding door, simple and compact for structure, moving link number greatly reduces, there is the clear superiority that size is little, lightweight, cost is low, and during motion, door leaf does not have upper and lower oscillating quantity, dynamic stability while making door leaf high-speed switch obviously improves, and has plug and draws the reliable and door leaf of sealing to open and close feature rapidly.
3) compare with most worm drive stopping sliding doors of using at present external A, B, C type, Toothed Belts Gearing of the present invention and tension structure, have oil resistant, moisture resistance, without advantages such as lubricated, the life-span is long, reliable, auto-tensionings, and allow linear velocity high, transmitted power is large, and transmission efficiency can reach 0.98; The about 75dB of worm drive noise of A type stopping sliding door, and the general about 50dB of Toothed Belts Gearing, if adopt the oblique Toothed Belts Gearing of 8 ° of left and right of helical angle, can reach below 45dB, really realizes the low noise of stopping sliding door transmission system.
4) because guide rod and stopping sliding door door leaf concrete mutually, need to move by the roping of guide rod interplanting plug, its suffered bending stress is very large, so dexterously carrying axle sleeve, leader casing is coupled to each other in mechanism, increased guide rod length on the one hand, its intensity, rigidity are significantly improved; Make on the other hand loaded axle stressed more rational, greatly improved the supporting capacity of leader casing self bending-twisting distortion.
5) be further to improve the supporting capacity of guide rod, leader casing, its moving sets can be selected to spline link, have that centering precision is high, stress is concentrated the features such as good stability of little and relative motion.
6) tensioning apparatus of cingulum mechanism adopts dovetail guide structure, tensioned, double nut locking and regulative mode, utilizes the suitable thrust of spring, can realize like a cork the auto-tensioning of Toothed Belts Gearing.
7) a kind of stopping sliding door toothed belt, single-shaft of the present invention guide rod grooved cam set is closed space mechanism, is not only suitable for the stopping sliding door that common plug draws distance, is also applicable to having the sliding plug door mechanism that fine motion plug draws simultaneously, now only needs to adjust the geomery of grooved cam.
Accompanying drawing explanation
Below with reference to accompanying drawing, the invention will be further described:
Fig. 1 is stopping sliding door single door of the present invention space mechanism kinematic sketch.
Fig. 2 is the stopping sliding door YOZ of space mechanism plane motion sketch of the present invention.
Fig. 3 is stopping sliding door double door Toothed Belts Gearing of the present invention mechanism top view.
Fig. 4 is stopping sliding door cingulum of the present invention mechanism tensioning apparatus right view.
The specific embodiment
With reference to accompanying drawing 1~4, a kind of stopping sliding door toothed belt, single-shaft guide rod grooved cam set is closed space mechanism and is comprised door frame 1, motor 2, driving gear 3, cingulum 4, loaded axle 5, strap clamp 6, tensioning apparatus 7, bearing support 8, driven gear 9, carrying axle sleeve 10, link rod 11, leader casing 12, takes the compositions such as a guide rod (abbreviation guide rod) 13, roller 14, Roller Shaft 15, grooved cam 16, door leaf 17; Wherein driving gear 3, cingulum 4, strap clamp 6, tensioning apparatus 7, bearing support 8, driven gear 9 form cingulum mechanism; Strap clamp 6 with carrying axle sleeve 10, link rod 11, leader casing 12 is fixed is integrated, with loaded axle 5, take a guide rod 13, door frame 1 etc. and form single shaft guide-bar mechanism; Loaded axle 5, carrying axle sleeve 10, leader casing 12 form grooved cam mechanism with roller 14, Roller Shaft 15, guide rod 13, grooved cam 16 with door leaf 17 again, described cingulum mechanism, single shaft guide-bar mechanism and grooved cam mechanism are coupled to each other and form stopping sliding door toothed belt, single-shaft guide rod grooved cam set and close space mechanism, and this is single door of the present invention mechanism.
The mechanism of cingulum described in Fig. 1, single shaft guide-bar mechanism and grooved cam mechanism are coupled to each other and form single door mechanism, the all members of single door mechanism to the right face are symmetrical, if wherein face is symmetrical to the right for single shaft guide rod, all members of grooved cam interblock space mechanism, and motor 2 and bearing support 8, tensioning apparatus 7 distances are elongated, can obtain double door mechanism; It shown in Fig. 2, is double door cingulum mechanism top view, as seen from the figure on the cingulum up and down of double door cingulum mechanism, 2 strap clamps are housed respectively, be symmetric, left side band is clipped on below, right side band is clipped on top, when left-hand door page is during to left movement, right door leaf moves right, and can realize the splitting of stopping sliding door door leaf, Guan Jisai is drawn to operation.
Door frame 1 and car body concrete mutually are that motor 2, tensioning apparatus 7, bearing support 8, loaded axle 5, grooved cam 16 are all fixed on door frame 1 for the frame of fixed plug sliding door transmission system; Cingulum mechanism left end, driving gear 3 is loaded on motor shaft by key connecting, is meshed with cingulum 4, and cingulum 4 is connected with strap clamp 6 along directions X right side by bolt; Cingulum mechanism right-hand member, driven gear 9 is loaded on bearing support axle by key connecting, and bearing support 8 is connected with tensioning apparatus 7; Strap clamp 6 lower ends are connected by bolt and carrying axle sleeve 10 again, and carrying axle sleeve 10 forms moving sets with loaded axle 5, can along X-axis, move thereon; Carrying axle sleeve 10 lower ends are by link rod 11 and leader casing 12 concrete mutuallies; Leader casing 12 with take a guide rod 13 and form moving sets, take a guide rod 13, along Y-direction right side, Roller Shaft 15 be housed, there is roller 14 Roller Shaft 15 upper ends, roller 14 is loaded in grooved cam 16, can make rolling movement along grooved cam 16.
Described grooved cam 16 can adopt straight line to add broken line or other curve shape.
As shown in Figure 1, the keying plug of stopping sliding door draws the seal-moving can be by following process implementation: motor 2 electricly by driving gear 3, drive cingulums 4 and strap clamp 6 thereof to do reciprocating linear motion along directions X, drive driven gear 9 to rotate simultaneously; Because strap clamp 6 and carrying axle sleeve 10 are solidified as a whole, and by link rod 11 and carrying axle sleeve 10, leader casing 12 concrete mutuallies, therefore being driven, leader casing 12 takes a guide rod 13 together along directions X moving linearly; Owing to taking on a guide rod 13, be connected with roller 14, Roller Shaft 15, door leaf 17 again, therefore simultaneously by driving door leaf 17 to move in the x-direction, realize the Push And Release of door leaf 17; Owing to taking a guide rod 13, are passive movements with door leaf 17, on it, roller 14 is subject to the movement limit of grooved cam 16, can only be along the grooved curvilinear motion of grooved cam 16 with door leaf 17 therefore take a guide rod 13.
Grooved cam 16 can be designed to the geometry that straight line adds broken line, and straight line portion is controlled the straight line Push And Release of door leaf, and broken line partly forces door leaf to walk one section of broken line, to realize the plug of door leaf 17, draws compound motion.When roller 14 moves along the straight line portion of grooved cam 16 under the drive of guide rod 13, can drive the stopping sliding door track that takes the air line, realize the Push And Release of door leaf 17, as shown in double dot dash line in Fig. 1; When roller 14 is gone to the broken line part of grooved cam 16, drive door leaf 17 to walk one section of broken line, the plug of realizing door leaf 17 draws compound motion, as shown in heavy line in Fig. 1.
By Fig. 2, can see this space mechanism the interconnecting and motion conditions of cingulum mechanism, single shaft guide-bar mechanism, grooved cam mechanism in YOZ plane, especially strap clamp 6 is solidified as a whole with carrying axle sleeve 10, mutually fixed by link rod 11 and carrying axle sleeve 10, leader casing 12; Guide rod and door leaf can move along grooved cam with Roller Shaft, roller.
Fig. 3 is the cingulum mechanism part top view of stopping sliding door double door, Tu4Wei cingulum mechanism tensioning apparatus right view, has expressed relative position and assembly relation that motor 2, driving wheel 3, cingulum 4, strap clamp 6, upper strap clamp 18, adjusting bolt 7-1, locking nut A 7-2, tensioning spring 7-3, dovetail move plate 7-4, base 7-5, spring guide pillar 7-6, determine grillage 7-7, locking nut B 7-8, panel 7-9, bearing support 8, bearing support axle 8-1, driven pulley 9 in Fig. 3,4.
From Fig. 3, overlook direction, two bands be clipped in Toothed Belts Gearing for right upper, left under, symmetric configuration, can realize the splitting of two fan door leafs, to closing operation; Fig. 3 is in conjunction with the cingulum mechanism tensioning apparatus right view of Fig. 4, known bearing support 8 and tensioning apparatus 7 adopts that dovetail grooves connect, pretension-locking and the regulative mode of tensioned, double nut: bearing support 8 bottoms are fixedly connected with the moving plate 7-4 of dovetail, by panel 7-9, are moved and coordinate with the dovetail groove realization of base 7-5; Adjusting screw(rod) 7-1 can screw in base 7-5 left side fixed determine plate 7-7, adjusting screw(rod) 7-1 right-hand member is spring guide pillar structure, and is consolidated between the spring guide pillar 7-6 of the moving plate 7-4 left end of dovetail tensioning spring 7-3 is housed; Double nut by locking nut A 7-2, locking nut B 7-8 regulates, the pretension-locking that can realize tensioning spring 7-3 with regulate, make cingulum degree of tightness moderate, normally use; Base 7-5 and door frame 1 Joint, due to the effect of tensioning spring 7-3, make bearing support and driven gear along dovetail groove direction in the course of work, can realize the auto-tensioning of Toothed Belts Gearing.
Plug for high ferro or other rail vehicle stopping sliding doors draws sealing mechanism for opening/closing, requires door leaf switch gate rapid, and plug draws sealing reliable.A kind of stopping sliding door toothed belt, single-shaft of the present invention guide rod grooved cam set is closed space mechanism, compare and have larger difference with above-mentioned domestic and international sliding plug door mechanism, can not only meet above-mentioned requirements, and simple and compact for structure, noise is little, size is little, lightweight, cost is low, and transmission stability is good, reliable operation degree is high.

Claims (4)

1. stopping sliding door toothed belt, single-shaft guide rod grooved cam set is closed a space mechanism, it is characterized in that comprising door frame, motor, driving gear, cingulum, loaded axle, strap clamp, tensioning apparatus, bearing support, driven gear, carrying axle sleeve, link rod, leader casing, takes a guide rod, roller, Roller Shaft, grooved cam and door leaf; Wherein driving gear, cingulum, strap clamp, tensioning apparatus, bearing support, driven gear form cingulum mechanism; Strap clamp is with carrying axle sleeve, link rod, leader casing is fixed is integrated, with loaded axle, take a guide rod, door frame forms single shaft guide-bar mechanism; Loaded axle, carrying axle sleeve, leader casing again with roller, Roller Shaft, take a guide rod, grooved cam, door leaf and form grooved cam mechanism, described cingulum mechanism, single shaft guide-bar mechanism and grooved cam mechanism are coupled to each other and form stopping sliding door toothed belt, single-shaft guide rod grooved cam set and close space mechanism;
Described door frame and car body concrete mutually are that motor, tensioning apparatus, bearing support, loaded axle, grooved cam are all fixed on door frame for the frame of fixed plug sliding door transmission system; Cingulum mechanism left end, driving gear is loaded on motor shaft by key connecting, is meshed with cingulum, and cingulum is connected with strap clamp along directions X right side by bolt; Cingulum mechanism right-hand member, driven gear is loaded on bearing support axle by key connecting, and bearing support is connected with tensioning apparatus; Strap clamp lower end is connected by bolt and carrying axle sleeve again, and carrying axle sleeve and loaded axle form moving sets, can on loaded axle, along X-axis, move; Carrying axle sleeve lower end is by link rod and leader casing concrete mutually; Leader casing with take guide rod and form a moving sets, take a guide rod, along Y-direction right side, Roller Shaft be housed, there is roller Roller Shaft upper end, roller is loaded in grooved cam, can make rolling movement along grooved cam;
Motor obtains and electricly by driving gear, drives cingulum and upper strap clamp thereof to do reciprocating linear motion along directions X, drives driven gear to rotate simultaneously; Because strap clamp and carrying axle sleeve are solidified as a whole, and by link rod and carrying axle sleeve, leader casing concrete mutually, therefore being driven, leader casing takes a guide rod together along directions X moving linearly; Owing to taking on a guide rod, be connected with roller, Roller Shaft, door leaf again, therefore simultaneously by driving door leaf to move in the x-direction, realize the Push And Release of door leaf; Owing to taking a guide rod and door leaf, be passive movement, on it, roller is subject to the movement limit of grooved cam, therefore take a guide rod and door leaf can only move along grooved cam;
Grooved cam is the geometry that straight line adds broken line, and straight line portion is controlled the straight line Push And Release of door leaf, and broken line partly forces door leaf to walk one section of broken line, to realize the plug of door leaf, draws compound motion; When roller, taking under the drive of a guide rod while moving along the straight line portion of grooved cam, can drive the stopping sliding door track that takes the air line, realizing the Push And Release of door leaf; When roller is gone to the broken line part of grooved cam, drive door leaf to walk one section of broken line, the plug of realizing door leaf draws compound motion.
2. a kind of stopping sliding door toothed belt, single-shaft guide rod grooved cam set according to claim 1 is closed space mechanism, it is characterized in that described cingulum mechanism, single shaft guide-bar mechanism and grooved cam mechanism are coupled to each other forms single door mechanism, can realize the splitting of door leaf, Guan Jisai is drawn to operation, wherein face is symmetrical to the right for all members of single shaft guide-bar mechanism and grooved cam mechanism, and by motor and bearing support, tensioning apparatus apart from elongation, can obtain double door of the present invention mechanism; On the upper cingulum of double door cingulum mechanism and lower cingulum, 1 strap clamp is respectively housed, be symmetric, left side band is clipped on below, right side band is clipped on top, when left-hand door page is during to left movement, right door leaf moves right, and can realize the splitting of double door door leaf, Guan Jisai is drawn to operation.
3. a kind of stopping sliding door toothed belt, single-shaft guide rod grooved cam set according to claim 1 is closed space mechanism, it is characterized in that described grooved cam adopts straight line to add broken line or other curve shape.
4. a kind of stopping sliding door toothed belt, single-shaft guide rod grooved cam set according to claim 1 is closed space mechanism, it is characterized in that in the tensioning apparatus of described cingulum mechanism, adjusting screw(rod), locking nut, tensioning spring, dovetail moving plate, base, spring guide pillar being housed, determining plate and panel; Tensioning apparatus adopts dovetail guide connection, tensioned, double nut locking and regulative mode: bearing support lower end is the moving plate of dovetail, by panel, regulate the elasticity that coordinates with base dovetail groove, left side, bearing support lower end is consolidated with spring guide pillar, determine plate and be located at chassis left side, locking nut matches with adjusting screw(rod), adjusting screw(rod) right-hand member is spring guide pillar structure, between two spring guide pillars, is provided with tensioning spring.
CN201110248448.1A 2011-08-26 2011-08-26 Tooth strap, single shaft and guide rod, and groove-shaped cam combined spatial mechanism of sliding plug door Expired - Fee Related CN102296904B (en)

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